The ESP32 is a microcontroller with built-in Wi-Fi functionality, and by using the Arduino IDE, you can handle network communication relatively easily. In the previous article, we explained the ...

constexpr size_t m_frameSizeMP3 = 18000; // more than one icy-metaint constexpr size_t m_frameSizeAAC = 18000; // more than one icy-metaint constexpr size_t m_frameSizeFLAC = UINT16_MAX; // max ogg ...

Building an indoor positioning system using ESP32 requires technology beyond GPS. While GPS trackers excel outdoors, indoor positioning system needs Ultra-Wideband (UWB) technology to achieve ...

- CW mode : IQ band scope + keyer + CW auto-decode + waterfall - LSB mode : SSB transmit/receive (Si5351 phase modulation TX / Hilbert transform RX) ...